401856 (2000 KW43)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4780099985 ± 2.24e-07
Semi-major axis (a)1.4524290073 AU ± 8.90e-10
Inclination (i)24.27096435° ± 2.86e-05
Long. of Asc. Node (Ω)82.62047595° ± 1.81e-05
Arg. of Perihelion (ω)63.60545825° ± 3.84e-05
Mean Anomaly (M)243.83224363° ± 9.15e-06
Mean Motion (n)0.5630797451°/day ± 5.18e-10
Perihelion dist (q)0.75815342 AU ± 3.26e-07
Aphelion dist (Q)2.14670459 AU ± 3.26e-07
Orbital Period1.75042042 yr ± 1.61e-09
Physical Parameters
H (abs. magnitude)20.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.497″
Uncertainty0
Orbit TypeApollo
MOID0.046508 AU
Observations Used252
Oppositions9
Arc Total2000-2021
First Observation Used2000-05-29
Last Observation Used2021-06-30
Observations (265)
Date Type RA Dec Mag Band Observatory
2021-05-29 06:27:50 C 15 45 43.771 +24 42 49.13 U F51
2021-05-29 06:47:20 C 15 45 41.145 +24 40 56.20 U F51
2021-05-29 07:06:45 C 15 45 38.526 +24 39 03.77 U F51
2021-05-29 10:59:23 C 15 45 06.73 +24 16 30.7 V T05
2021-05-29 11:03:33 C 15 45 06.22 +24 16 06.5 V T05
2021-05-29 11:10:58 C 15 45 05.22 +24 15 23.8 V T05
2021-05-29 11:28:42 C 15 45 02.81 +24 13 39.7 V T05
2021-05-30 05:22:54 C 15 42 54.18 +22 30 21.5 U I41
2021-05-30 05:25:54 C 15 42 53.78 +22 30 05.8 U I41
2021-05-30 06:13:33 C 15 42 47.78 +22 25 34.0 U I41
2021-05-30 06:16:33 C 15 42 47.30 +22 25 16.9 U I41
2021-05-30 07:49:49 C 15 42 35.20 +22 16 22.6 V 703
2021-05-30 08:04:58 C 15 42 33.22 +22 14 58.4 V 703
2021-05-30 08:12:33 C 15 42 32.30 +22 14 15.3 V 703
2021-06-02 06:41:19 C 15 35 07.30 +15 49 05.9 o 691
2021-06-02 06:52:36 C 15 35 06.12 +15 48 06.9 o 691
2021-06-02 07:03:56 C 15 35 04.95 +15 47 07.7 o 691
2021-06-02 21:41:44 C 15 33 44.73 +14 31 28.7 V 130
2021-06-02 21:47:30 C 15 33 44.17 +14 30 59.2 V 130
2021-06-02 21:53:15 C 15 33 43.63 +14 30 30.0 V 130
2021-06-04 09:05:35 C 15 30 42.96 +11 35 32.7 V U68
2021-06-04 09:11:10 C 15 30 42.50 +11 35 05.5 V U68
2021-06-04 09:47:34 C 15 30 39.35 +11 32 09.0 V U68
2021-06-04 09:53:09 C 15 30 38.89 +11 31 42.2 V U68
2021-06-05 10:02:22 C 15 28 48.17 +09 37 29.6 V T05
2021-06-05 10:10:19 C 15 28 47.51 +09 36 53.1 V T05
2021-06-05 10:14:59 C 15 28 47.12 +09 36 30.9 V T05
2021-06-05 10:33:55 C 15 28 45.57 +09 35 03.2 V T05
2021-06-06 07:12:41 C 15 27 17.32 +08 00 53.3 V 703
2021-06-06 07:20:13 C 15 27 16.82 +08 00 19.4 V 703
2021-06-06 07:27:45 C 15 27 16.25 +07 59 45.3 V 703
2021-06-06 07:35:18 C 15 27 15.75 +07 59 11.0 V 703
2021-06-07 07:03:25 C 15 25 42.86 +06 16 21.5 V G96
2021-06-07 07:10:55 C 15 25 42.34 +06 15 49.5 V G96
2021-06-07 07:18:25 C 15 25 41.80 +06 15 17.3 V G96
2021-06-07 07:25:55 C 15 25 41.29 +06 14 45.7 V G96
2021-06-09 05:53:49 C 15 22 59.20 +03 03 43.7 o 691
2021-06-09 06:28:41 C 15 22 57.06 +03 01 27.0 o 691
2021-06-09 07:03:41 C 15 22 54.98 +02 59 09.8 o 691
2021-06-09 08:56:40 C 15 22 49.37 +02 51 51.2 V T05
2021-06-09 09:01:18 C 15 22 49.06 +02 51 33.4 V T05
2021-06-09 09:05:15 C 15 22 48.87 +02 51 18.0 V T05
2021-06-09 09:44:40 C 15 22 46.46 +02 48 43.7 V T05
2021-06-09 09:54:04 C 15 22 45.90 +02 48 07.5 V T05
2021-06-10 05:32:14 C 15 21 46.56 +01 32 43.4 o 691
2021-06-10 05:32:14 C 15 21 46.61 +01 32 42.8 o 691
2021-06-10 06:03:14 C 15 21 44.86 +01 30 45.7 o 691
2021-06-10 06:03:14 C 15 21 44.89 +01 30 46.1 o 691
2021-06-10 06:08:35 C 15 21 44.59 +01 30 25.7 o 691
2021-06-10 09:07:18 C 15 21 35.877 +01 19 20.49 U F51